Definition (行为)
If you do something out of force of habit, it means you do it automatically without thinking because you have done it repeatedly in the past.
出于习惯
I locked the door out of force of habit, not considering that Julia wouldn't be able to enter.
我习惯性地锁了门，没考虑到茱莉亚会无法进入。
I called him 'Jimmy' by force of habit.
我习惯性地叫他「吉米」。
Many of our daily actions are performed through sheer force of habit.
我们日常的许多行为都是纯粹出于习惯。